81232137

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1039}}^1$

素因数の和:1142

約数の個数: 48

約数和(自身を含む): 144069120

約数和(自身を除く): 62836983

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 73, 119, 153, 219, 357, 511, 657, 1039, 1071, 1241, 1533, 3117, 3723, 4599, 7273, 8687, 9351, 11169, 17663, 21819, 26061, 52989, 65457, 75847, 78183, 123641, 158967, 227541, 370923, 530929, 682623, 1112769, 1289399, 1592787, 3868197, 4778361, 9025793, 11604591, 27077379, 81232137]

約数ペア:

[(1, 81232137), (3, 27077379), (7, 11604591), (9, 9025793), (17, 4778361), (21, 3868197), (51, 1592787), (63, 1289399), (73, 1112769), (119, 682623), (153, 530929), (219, 370923), (357, 227541), (511, 158967), (657, 123641), (1039, 78183), (1071, 75847), (1241, 65457), (1533, 52989), (3117, 26061), (3723, 21819), (4599, 17663), (7273, 11169), (8687, 9351)]